December 26, 2021 – December 30, 2021
Standings for Open:
SwissSys Standings. CCA_NAO21: OP-5
| # | Place | Name | Rating | Fed | Total | Prize |
| 1 | 1-2 | GM Awonder Liang | 2679 | USA | 7.5 | 7500.00 |
| 2 | GM Vladimir Akopian | 2707 | USA | 7.5 | 7500.00 | |
| 3 | 3 | IM Guillermo Vazquez | 2585 | PAR | 7.0 | 3000.00 |
| 4 | 4-9 | GM Jianchao Zhou | 2707 | CHN | 6.5 | 1066.67 |
| 5 | IM Zurab Javakhadze | 2564 | GEO | 6.5 | 1066.67 | |
| 6 | IM Brian Escalante | 2573 | PER | 6.5 | 1066.67 | |
| 7 | GM Carlos A Hevia Alejano | 2547 | CUB | 6.5 | 1066.67 | |
| 8 | GM Alexander Shabalov | 2584 | USA | 6.5 | 1066.67 | |
| 9 | IM Michael Song | 2547 | CAN | 6.5 | 1066.67 | |
| 10 | 10-15 | Jack Zhu | 2455 | USA | 6.0 | 83.33 |
| 11 | IM Prasanna Raghuram Rao | 2483 | IND | 6.0 | 83.33 | |
| 12 | GM Joseph Gallagher | 2520 | SUI | 6.0 | 83.33 | |
| 13 | WGM Mai Narva | 2467 | EST | 6.0 | 83.33 | |
| 14 | FM Jason Wang | 2448 | USA | 6.0 | 83.33 | |
| 15 | Joseph Zeltsan | 2417 | USA | 6.0 | 83.33 | |
| 16 | 16-28 | IM Ameet Ghasi | 2576 | ENG | 5.5 | |
| 17 | IM Matyas Marek | 2433 | CZE | 5.5 | ||
| 18 | WIM Rochelle Wu | 2293 | USA | 5.5 | 750.00 | |
| 19 | IM Sam A Schmakel | 2509 | USA | 5.5 | ||
| 20 | FM Sandeep Sethuraman | 2361 | USA | 5.5 | 750.00 | |
| 21 | Gnel Melikian | 2326 | RUS | 5.5 | 750.00 | |
| 22 | Eduard Hakobyan | 2355 | USA | 5.5 | 750.00 | |
| 23 | WCM Ruiyang Yan | 2279 | USA | 5.5 | 750.00 | |
| 24 | Ming Lu | 2371 | USA | 5.5 | 750.00 | |
| 25 | FM Seth Homa | 2406 | USA | 5.5 | ||
| 26 | Derek Wu | 2282 | USA | 5.5 | 750.00 | |
| 27 | IM Aaron Grabinsky | 2495 | USA | 5.5 | ||
| 28 | Hanxiang Li | 2323 | CHN | 5.5 | 750.00 | |
| 29 | 29-41 | IM Alexander Ross Katz | 2513 | USA | 5.0 | |
| 30 | Raffi David Ghazaryan | 2200 | ARM | 5.0 | ||
| 31 | GM Joshua D Ruiz C | 2539 | COL | 5.0 | ||
| 32 | Alex Kolay | 2338 | USA | 5.0 | ||
| 33 | WIM Alice Lee | 2248 | USA | 5.0 | ||
| 34 | IM Alexander John Costello | 2377 | USA | 5.0 | ||
| 35 | Sharvesh Deviprasath | 2320 | USA | 5.0 | ||
| 36 | Viatcheslav Rek | 2371 | CAN | 5.0 | ||
| 37 | Henry Deng | 2098 | USA | 5.0 | ||
| 38 | Evan Zihao Ai | 2104 | USA | 5.0 | ||
| 39 | CM Tyler Taira Tanaka | 2150 | CAN | 5.0 | ||
| 40 | WFM Zoey Tang | 2218 | USA | 5.0 | ||
| 41 | Pranav Kurungod Anoop | 2093 | USA | 5.0 | ||
| 42 | 42-55 | Dipro Chakraborty | 2300 | USA | 4.5 | |
| 43 | FM Erick Zhao | 2332 | USA | 4.5 | ||
| 44 | IM Konstantin Kavutskiy | 2469 | USA | 4.5 | ||
| 45 | Gunnar James Andersen | 2364 | USA | 4.5 | ||
| 46 | FM Varun Krishnan | 2354 | USA | 4.5 | ||
| 47 | Harshid Kunka | 2172 | USA | 4.5 | ||
| 48 | Kevin Yang | 2313 | USA | 4.5 | ||
| 49 | Caleb Wan | 2211 | USA | 4.5 | ||
| 50 | Nicholas Bruha | 2093 | USA | 4.5 |